Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Rb4 win in 1 half-moves
3 Rb5 win in 1 half-moves
4 Rb6 win in 1 half-moves
5 Rc1 win in 1 half-moves
6 Rd1 win in 1 half-moves
7 Re1 win in 1 half-moves
8 Rh1 win in 1 half-moves
9 Rb8 draw
10 Ka7 loss in 2 half-moves
11 Kb7 loss in 2 half-moves
12 Kb8 loss in 1 half-moves
13 Ra1 loss in 1 half-moves
14 Rb2 loss in 1 half-moves
15 Rb7 loss in 1 half-moves
16 Rf1 loss in 1 half-moves
17 Rg1 loss in 1 half-moves